Quantity: number of stations = 146Description: (in total for all 4 ships) recorded at each station during survey 1, repeated in survey 2 and 3

Biology and fisheries

Demersal fish

Quantity: number of stations = 146Description: (in total for all 4 ships) 2m beam trawl for survey 1, repeated in survey 2 and 3; all flatfish were identified, measured and counted, other species were identified and counted

Demersal fish

Quantity: number of specimens = 30Description: (in total for all 4 ships) 1-group soles returned live to the laboratory for tag-retention trials.